A major earthquake off Alaska with a preliminary magnitude of 7.2 has prompted a tsunami advisory for the state's southern peninsula.The tsunami advisory was downgraded from an initial tsunami warning Wednesday afternoon after the earthquake struck about 50 miles south of Sand Point,

An earthquake measuring magnitude 7.3 was recorded off the Alaska coast on Wednesday, July 16, according to the USGS.

“We have seen other earthquakes in the area that have not generated significant tsunami waves ... really,” Sand Point Police Chief Benjamin Allen said. There was some damage — in the form of broken bottles — at the Alaska Commercial general ...